diff options
Diffstat (limited to 'src/soc/intel/icelake/acpi/pch_hda.asl')
| -rw-r--r-- | src/soc/intel/icelake/acpi/pch_hda.asl | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/src/soc/intel/icelake/acpi/pch_hda.asl b/src/soc/intel/icelake/acpi/pch_hda.asl deleted file mode 100644 index 4941f6a137..0000000000 --- a/src/soc/intel/icelake/acpi/pch_hda.asl +++ /dev/null @@ -1,68 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* Audio Controller - Device 31, Function 3 */ - -Device (HDAS) -{ - Name (_ADR, 0x001f0003) - Name (_DDN, "Audio Controller") - Name (UUID, ToUUID ("A69F886E-6CEB-4594-A41F-7B5DCE24C553")) - - /* Device is D3 wake capable */ - Name (_S0W, 3) - - /* NHLT Table Address populated from GNVS values */ - Name (NBUF, ResourceTemplate () { - QWordMemory (ResourceConsumer, PosDecode, MinFixed, - MaxFixed, NonCacheable, ReadOnly, - 0, 0, 0, 0, 1,,, NHLT, AddressRangeACPI) - }) - - /* - * Device Specific Method - * Arg0 - UUID - * Arg1 - Revision - * Arg2 - Function Index - */ - Method (_DSM, 4) - { - If (Arg0 == ^UUID) { - /* - * Function 0: Function Support Query - * Returns a bitmask of functions supported. - */ - If (Arg2 == 0) { - /* - * NHLT Query only supported for revision 1 and - * if NHLT address and length are set in NVS. - */ - If (Arg1 == 1 && NHLA != 0 && NHLL != 0) { - Return (Buffer (1) { 0x03 }) - } Else { - Return (Buffer (1) { 0x01 }) - } - } - - /* - * Function 1: Query NHLT memory address used by - * Intel Offload Engine Driver to discover any non-HDA - * devices that are supported by the DSP. - * - * Returns a pointer to NHLT table in memory. - */ - If (Arg2 == 1) { - CreateQWordField (NBUF, ^NHLT._MIN, NBAS) - CreateQWordField (NBUF, ^NHLT._MAX, NMAS) - CreateQWordField (NBUF, ^NHLT._LEN, NLEN) - - NBAS = NHLA - NMAS = NHLA - NLEN = NHLL - - Return (NBUF) - } - } - - Return (Buffer (1) { 0x00 }) - } -} |